package com.hll.controller;

import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.mvc.Controller;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * @author: Mr.Hu
 * @create: 2021-03-12 14:45
 */
public class HelloController implements Controller {
  public ModelAndView handleRequest(HttpServletRequest request, HttpServletResponse response)
      throws Exception {
    // ModelAndView 模型和视图
    ModelAndView mv = new ModelAndView();
    // 封装对象，放在ModelAndView中。Model
    mv.addObject("msg", "HelloSpringMVC!");
    // 封装要跳转的视图，放在ModelAndView中
    mv.setViewName("hello"); // : /WEB-INF/jsp/hello.jsp
    return mv;
  }
}
